From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gdb-patches-return-77471-listarch-gdb-patches=sources.redhat.com@sourceware.org>
Received: (qmail 7542 invoked by alias); 6 Jan 2011 19:52:11 -0000
Received: (qmail 7533 invoked by uid 22791); 6 Jan 2011 19:52:10 -0000
X-SWARE-Spam-Status: No, hits=-2.1 required=5.0	tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,SPF_HELO_PASS,T_RP_MATCHES_RCVD
X-Spam-Check-By: sourceware.org
Received: from smtp-out.google.com (HELO smtp-out.google.com) (74.125.121.67)    by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 06 Jan 2011 19:52:05 +0000
Received: from kpbe18.cbf.corp.google.com (kpbe18.cbf.corp.google.com [172.25.105.82])	by smtp-out.google.com with ESMTP id p06Jq2Vc014364	for <gdb-patches@sourceware.org>; Thu, 6 Jan 2011 11:52:03 -0800
Received: from qwh6 (qwh6.prod.google.com [10.241.194.198])	by kpbe18.cbf.corp.google.com with ESMTP id p06Jo7wM021773	for <gdb-patches@sourceware.org>; Thu, 6 Jan 2011 11:52:01 -0800
Received: by qwh6 with SMTP id 6so18761918qwh.7        for <gdb-patches@sourceware.org>; Thu, 06 Jan 2011 11:52:01 -0800 (PST)
Received: by 10.229.248.6 with SMTP id me6mr21740063qcb.54.1294343520823; Thu, 06 Jan 2011 11:52:00 -0800 (PST)
MIME-Version: 1.0
Received: by 10.220.7.132 with HTTP; Thu, 6 Jan 2011 11:51:29 -0800 (PST)
In-Reply-To: <m3hbdlrf46.fsf@fleche.redhat.com>
References: <20110105193621.A8CBF190B3A@elbrus2.mtv.corp.google.com> <201101052257.30806.pedro@codesourcery.com> <AANLkTi=FxZOafO_Gf=5iaS+vT+-bCf8ngMF8G-OPuDUx@mail.gmail.com> <201101052334.13475.pedro@codesourcery.com> <m3hbdlrf46.fsf@fleche.redhat.com>
From: Paul Pluzhnikov <ppluzhnikov@google.com>
Date: Thu, 06 Jan 2011 19:52:00 -0000
Message-ID: <AANLkTikdCgTR07HvqyLcUwCP4VyFR+eu9okkwgcBJDWO@mail.gmail.com>
Subject: Re: [patch] Add "debug jit" for easier tracing of JIT support internals
To: Tom Tromey <tromey@redhat.com>
Cc: Pedro Alves <pedro@codesourcery.com>, gdb-patches@sourceware.org,        Doug Evans <dje@google.com>
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
X-System-Of-Record: true
X-IsSubscribed: yes
Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm
Precedence: bulk
List-Id: <gdb-patches.sourceware.org>
List-Subscribe: <mailto:gdb-patches-subscribe@sourceware.org>
List-Archive: <http://sourceware.org/ml/gdb-patches/>
List-Post: <mailto:gdb-patches@sourceware.org>
List-Help: <mailto:gdb-patches-help@sourceware.org>, <http://sourceware.org/ml/#faqs>
Sender: gdb-patches-owner@sourceware.org
X-SW-Source: 2011-01/txt/msg00139.txt.bz2

On Thu, Jan 6, 2011 at 11:44 AM, Tom Tromey <tromey@redhat.com> wrote:

> Could we go even further, and just specify the name of the parameter and
> then some generic documentation about it? =A0The set- and show-docs are
> usually pretty useless.
>
> Something like:
>
> add_setshow_zinteger_cmd ("jit", class_maintenance, &jit_debug,
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0_("JIT debugging"),
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0_("When non-zero, JIT =
debugging is enabled."),
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0&setdebuglist, &showde=
buglist);
>
> Then:
>
> (gdb) help show debug jit
> Show the "JIT debugging" setting.
> Usage: show debug jit
> When non-zero, JIT debugging is enabled.

Just to avoid any confusion, "JIT debugging" (as in "GDB will set breakpoin=
t,
read in-memory JITed files, etc.") is (currently) always enabled.

What 'set debug jit 1' turns on is debugging of what "JIT debugging"
is doing internally :-)

--=20
Paul Pluzhnikov